package com.may._5;

import java.util.concurrent.BrokenBarrierException;
import java.util.concurrent.CyclicBarrier;

public class CyclicBarrierDemo {

    public static void main(String[] args) {
        CyclicBarrier cyclicBarrier = new CyclicBarrier(7,() -> {
            System.out.println("集合完毕");
        });

        for (int i = 0; i < 7; i++) {
            final int t = i;
            new Thread(() -> {
                System.out.println(Thread.currentThread().getName()+"\t 集结人到位："+t);
                try {
                    cyclicBarrier.await();
                } catch (InterruptedException e) {
                    e.printStackTrace();
                } catch (BrokenBarrierException e) {
                    e.printStackTrace();
                }
            },String.valueOf(i)).start();

        }


    }
}
